can you have more than 60 cards in mtg Card Deck - RED GREEN ALLIES - Ready to Play - Rare How To Build A Magic:

Preserve Card Quality One of the primary reasons to use card sleeves is to preserve the quality of your MTG cards

There are many cards you want on the battlefield as soon as possible as they give protection that makes it much harder, if not impossible to remove your Voltron creature

(2/4/2023) A Phyrexian mana symbol contributes 1 toward the mana value of a card, even if life is paid for it

C+ Dinrova Horror Dinrova Horror pushes all the right buttons

While its possible to win with your creatures against decks short on removal or if you tweak the land base to play white for All That Glitters I dont think its worth worrying about